(cdr param-list))
-(defvar focus-follows-mouse t
- "*Non-nil if window system changes focus when you move the mouse.")
+(defcustom focus-follows-mouse t
+ "*Non-nil if window system changes focus when you move the mouse."
+ :type 'boolean
+ :group 'frames)
(defun other-frame (arg)
"Select the ARG'th different visible frame, and raise it.